Natarajan, undergoing treatment at a corporate hospital here for liver problem, was "stable" and was awaiting liver transplantation, Dhinakaran told reporters here.
"We have applied for the parole of 'General Secretary' (Sasikala). She will get permission for sure. The (Karnataka) Prisons Department will decide on the number of days the parole will be given for," he said.
Asked how many days Sasikala has applied for,Dhinakaran said her "advocate has said she wanted 15 days".
Natarajan has been undergoing treatment at the corporate hospital for the past few days.